31 lines
648 B
HTML
31 lines
648 B
HTML
<HEAD>
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<SCRIPT src=tableDom.js>
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</SCRIPT>
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<SCRIPT>
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function doIt() {
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var table = document.getElementsByTagName("TABLE")[0];
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var refCg = document.getElementsByTagName("COLGROUP")[0];
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var cg = document.createElement("COLGROUP", null);
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var col = document.createElement("COL", null);
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col.width = 100;
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cg.appendChild(col);
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col = document.createElement("COL", null);
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col.width = 200;
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cg.appendChild(col);
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table.insertBefore(cg, refCg);
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}
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</SCRIPT>
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</HEAD>
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<BODY onload="doIt()">
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<table bgcolor=orange border>
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<colgroup>
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<col width=300>
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</colgroup>
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<tr>
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<td>100</td><td>200</td><td>300</td>
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</tr>
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</table>
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</BODY></HTML>
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